9 cards where the text includes “whenever” and the text includes “cast” and the text includes “noncreature” and the text includes “create” and the color identity ≤ RU

Goblinslide (Khans of Tarkir #109)
Manaform Hellkite (Innistrad: Crimson Vow #170)
Ovika, Enigma Goliath (Phyrexia: All Will Be One #213)
Ral, Crackling Wit (Bloomburrow #230)
Saheeli, Sublime Artificer (Commander Masters #935)
Shark Typhoon (Duskmourn: House of Horror Commander #127)
Skywise Teachings (Iconic Masters #73)
Third Path Iconoclast (Outlaws of Thunder Junction Commander #244)
Whispering Wizard (Innistrad: Crimson Vow #88)

This search is finished. Now the real work can begin.